How do I get a list of column names in ResultSet?

How do I get a list of column names in ResultSet?

You can get the name of a particular column using the getColumnName() method of the ResultSetMetadata interface. This method accepts an integer value representing the index of a column and returns a String value representing the name of the specified column.

How can I get all column names?

Here Mudassar Ahmed Khan has explained How to retrieve column names from a database table using SQL Query in SQL Server Database

1. SELECT COLUMN_NAME.
2. FROM INFORMATION_SCHEMA. COLUMNS.
3. WHERE TABLE_NAME = ‘Your Table Name’
4. ORDER BY ORDINAL_POSITION.

How do I get columns in ResultSet?

You can get the column count in a table using the getColumnCount() method of the ResultSetMetaData interface. On invoking, this method returns an integer representing the number of columns in the table in the current ResultSet object.

How can I get column names of JPA entity?

How to get Column names of JPA entity

1. Fields of MyEntity that are of type SecureString.
2. Column name of that particular field in DB (The field may or may not have @Column annotation)
3. The value of id field.

How can you retrieve data from the ResultSet?

Invoke the Statement. executeQuery method to obtain the result table from the SELECT statement in a ResultSet object. In a loop, position the cursor using the next method, and retrieve data from each column of the current row of the ResultSet object using getXXX methods.

How to get table columns from resultset in Java?

We can get table columns from the ResultSet getMetaData () method returns ResultSetMetaData interface object. ResultSetMetaData interface object that can be used to get information about the types and properties of the columns in a ResultSet object.

How to get different data types from resultsetmetadata in Java?

The ResultSetMetaData.getColumnType (int column) returns a int value specifying the column type found in java.sql.Types. To returns designated column’s SQL type. To return designated column’s database-specific type name.

How to get column names from a table in Java?

In this example, we will discuss how to get column names from a database table using java.sql.ResultSet. We can get table columns from the ResultSet getMetaData () method returns ResultSetMetaData interface object.

How to get column names and types in SQL?

I use the following SQL to get column names and types for a table or view: How do I do something similar for the output columns of a stored procedure? Doing this for a stored procedure is a lot more complicated than it is for a view or table.